The charm of the Ijen Crater, Banyuwangi

Kawah Ijen is a volcanic crater located in East Java, Indonesia. It is famous for its stunning blue-green crater lake and the natural phenomenon of "blue fire" caused by ignited sulfuric gas. The area is a popular tourist destination for hikers and adventurers, and it's known for its challenging trek to the rim of the crater. Visitors can witness the otherworldly landscape, sulfur mining operations, and the unique beauty of this volcanic site.